Revert build to default mips2/mips3 instead of mips32r2/mips64r2
Index: llvm-toolchain-7-7.0.1/clang/lib/Driver/ToolChains/Arch/Mips.cpp
===================================================================
--- llvm-toolchain-7-7.0.1.orig/clang/lib/Driver/ToolChains/Arch/Mips.cpp
+++ llvm-toolchain-7-7.0.1/clang/lib/Driver/ToolChains/Arch/Mips.cpp
@@ -24,8 +24,8 @@ using namespace llvm::opt;
 // so we have to calculate them together.
 void mips::getMipsCPUAndABI(const ArgList &Args, const llvm::Triple &Triple,
                             StringRef &CPUName, StringRef &ABIName) {
-  const char *DefMips32CPU = "mips32r2";
-  const char *DefMips64CPU = "mips64r2";
+  const char *DefMips32CPU = "mips2";
+  const char *DefMips64CPU = "mips3";
 
   // MIPS32r6 is the default for mips(el)?-img-linux-gnu and MIPS64r6 is the
   // default for mips64(el)?-img-linux-gnu.
